On Wed, Jul 08, 2015 at 05:11:22PM +0100, Peter Griffin wrote: > This patch adds the DT binding documentation for the FDMA constroller > found on STi based chipsets from STMicroelectronics. > > Signed-off-by: Ludovic Barre <ludovic.barre@xxxxxx> > Signed-off-by: Peter Griffin <peter.griffin@xxxxxxxxxx> > --- > Documentation/devicetree/bindings/dma/st_fdma.txt | 76 +++++++++++++++++++++++ > 1 file changed, 76 insertions(+) > create mode 100644 Documentation/devicetree/bindings/dma/st_fdma.txt > > diff --git a/Documentation/devicetree/bindings/dma/st_fdma.txt b/Documentation/devicetree/bindings/dma/st_fdma.txt > new file mode 100644 > index 0000000..1ec7470 > --- /dev/null > +++ b/Documentation/devicetree/bindings/dma/st_fdma.txt > @@ -0,0 +1,76 @@ > +* STMicroelectronics Flexible Direct Memory Access Device Tree bindings > + > +The FDMA is a general-purpose direct memory access controller capable of > +supporting 16 independent DMA channels. It accepts up to 32 DMA requests. > +The FDMA is based on a Slim processor which require a firmware. > + > +* FDMA Controller > + > +Required properties: > +- compatible : Should be "st,fdma_mpe31" > +- reg : Should contain DMA registers location and length > +- interrupts : Should contain one interrupt shared by all channel s/channel/channels > +- dma-channels : Number of channels supported by the controller > +- #dma-cells : Must be <3>. any reason three? -- ~Vinod -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
